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About Mary Catherine

Mary Catherine is an associate in Bradley Murchison’s Baton Rouge office. She primarily assists firm clients in the area of Energy & Natural Resources.


While attending law school, Mary Catherine worked as a law clerk with Bradley Murchison. She assisted firm attorneys conducting legal research, drafting memoranda, examining title history, and drafting title opinions.  She also clerked for the Louisiana Department of Justice in the Lands and Natural Resources section. While at the Department of Justice, Mary Catherine co-authored two articles with Assistant Attorney General, Ryan Seidemann, which provided updates of funeral and cemetery case law.

CALI Awards for Excellence in Evidence, Construction Law, and Advanced Legal Writing


Senior Editor, Southern University Law Review


“To See or Not to See: The Constant Conflict Between Promoting Public Access to Information Whilst Maintaining Confidentiality in Student Records,” 45 S.U. L. Rev. 214, 2018


“Rising from the Dead: A Jurisprudential Review of Recent Cemetery and Human Remains Cases,” 45 Ohio N.U. L. Rev. 1, co-authored with Ryan Seidemann, 2019


“What Lies Beneath: A Jurisprudential Review of Recent Cemetery and Human Remains Cases,” 67.2 Drake L. Rev., co-authored with Ryan Seidemann, forthcoming Fall 2019



“Lease Issues to Consider for Title Examination,” by Margaret G. Patton, Nathan M. Telep, Matthew R. Lee and Mary Catherine Joiner, Oil & Gas Mineral Title Examination (Rocky Mt. Min. L. Fdn. 2019), presented by Margaret G. Patton by at the Rocky Mountain Mineral Law Foundation Special Institute on Oil & Gas Mineral Title Examination, Westminster, CO, September 26, 2019. 

Practice Areas

Southern University Law Center, Juris Doctor, cum laude, 2018


Loyola University New Orleans, Bachelor of Business Administration, International Business and Legal Studies, 2015

Bar Affiliations

Louisiana, 2019


United States District Court for the Middle District of Louisiana


United States District Court for the Western District of Louisiana


Louisiana State Bar Association


Baton Rouge Bar Association


American Bar Association


Rocky Mountain Mineral Law Foundation


Women’s Energy Network – South Louisiana Chapter


Louisiana Association of Defense Counsel